47493529 has 4 divisors (see below), whose sum is σ = 50287284. Its totient is φ = 44699776.

The previous prime is 47493527. The next prime is 47493541. The reversal of 47493529 is 92539474.

47493529 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 22543504 + 24950025 = 4748^2 + 4995^2 .

It is a cyclic number.

It is not a de Polignac number, because 47493529 - 2¹ = 47493527 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47493527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1396852 + ... + 1396885.

It is an arithmetic number, because the mean of its divisors is an integer number (12571821).

Almost surely, 2^47493529 is an apocalyptic number.

It is an amenable number.

47493529 is a deficient number, since it is larger than the sum of its proper divisors (2793755).

47493529 is a wasteful number, since it uses less digits than its factorization.

47493529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2793754.

The product of its digits is 272160, while the sum is 43.

The square root of 47493529 is about 6891.5549043739. The cubic root of 47493529 is about 362.1413756479.

The spelling of 47493529 in words is "forty-seven million, four hundred ninety-three thousand, five hundred twenty-nine".